2023 GMC SIERRA 1500 Engine And Engine Cooling Problems

See attached document for complaint.

The contact owns a 2023 GMC Sierra 1500. The contact received notification of NHTSA Campaign Number: 25V27400 (Engine and Engine Cooling); however, the part to do the recall repair was not yet available. The local dealer was contacted and initially confirmed that parts were not yet available. The contact received notification that the parts for the recall repair were available. Upon arrival to the dealer, the contact was informed that the recall repair would be an oil change with thicker, higher viscosity oil. The contact expressed concerns that the failure might occur because the engine was not replaced. The manufacturer was not made aware of the issue. The contact had not experienced a failure.

The contact owns a 2023 GMC Sierra 1500. The contact stated that while his wife was driving approximately 45 MPH, the vehicle suddenly lost motive power, decelerated, and shut off unintendedly. The vehicle was later restarted and driven to the residence before stalling a second time. The vehicle failed to restart and was towed to the local dealer. The dealer diagnosed the vehicle and determined that the fuel module was faulty and needed to be replaced. The contact was informed that the part was on back order. The vehicle was not yet repaired. The manufacturer was notified of the failure. The failure mileage was 9,000.

Mileage: 9,000

The contact leased a 2023 GMC Sierra 1500. The contact received notification of NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling). The contact stated that while driving approximately 35 MPH, the vehicle experienced reduced motive power. Several unknown warning lights were illuminated. The contact stated that the failure had recurred on another occasion. The vehicle was taken to the dealer, where it was diagnosed and determined that the engine needed to be replaced; however, the part to do the recall repair was not yet available. The vehicle was not repaired. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was contacted, but no assistance was provided. The failure mileage was approximately 26,000.

Mileage: 26,000

The contact owns a 2023 GMC Sierra 1500. The contact received notification of NHTSA Campaign Number: 25V27400 (Engine and Engine Cooling); however, the part to do the recall repair was not yet available. The local dealer was contacted several times. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the issue. The contact had not experienced a failure.

The contact owns a 2023 GMC Sierra 1500. The contact received notification of NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The dealer was contacted. The manufacturer was made aware of the issue and confirmed that parts were not yet available. The contact had not experienced a failure.

The contact owns a 2023 GMC Sierra 1500. The contact received notification of NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling); however, the contact believed that an inspection and adding thicker viscosity oil was not a remedy but instead a temporary fix. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue and was unable to explain the engine inspection criteria to the contact. The contact had not experienced a failure. Parts distribution disconnect.

See attached document for complaint.

The contact owns a 2023 GMC Sierra 1500. The contact received notification of NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling); however, the part to do the recall repair was not yet available. The local dealer was contacted. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

The contact owns a 2023 GMC Sierra 1500. The contact received notification of NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling); however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The dealer was made aware of the issue and confirmed that parts were not yet available. The manufacturer was made aware of the issue and confirmed that parts were not yet available. The contact had not experienced a failure. VIN tool confirms parts not available.

The contact owns a 2023 GMC Sierra 1500. The contact received notification of NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling); however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The dealer was made aware of the issue and confirmed that parts were not yet available. The manufacturer was made aware of the issue and confirmed that parts were not yet available. The contact had not experienced a failure. VIN tool confirms parts not available.

The contact owns a 2023 GMC Sierra 1500. The contact received notification of NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling); however, the part to do the recall repair was not yet available. The local dealer was contacted and confirmed that parts were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

The contact owns a 2023 GMC Sierra 1500. The contact was notified of NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling); however, the part to do the recall repair was not yet available. The local dealer was made aware of the issue and confirmed that parts were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

The contact owns a 2023 GMC Sierra 1500. The contact received notification of NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The contact stated that while driving at speeds of 70-75 MPH or faster, the vehicle failed to accelerate or downshift without warning. The RPM increased; however, the vehicle failed to accelerate. The vehicle hesitated and jerked while changing gear. The dealer was contacted and diagnosed that there was metal in the oil which could cause engine failure. The dealer had performed several firmware updates; however, the failure persisted. The manufacturer was made aware of the failure and opened a case. The failure mileage was 41,000. VIN tool confirms parts not available.

Mileage: 41,000

The contact owns a 2023 GMC Sierra 1500. The contact received notification of NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling); however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The dealer was made aware of the issue and confirmed that parts were not yet available. The manufacturer was made aware of the issue and confirmed that parts were not yet available. The contact had not experienced a failure. VIN tool confirms parts not available.

The contact owns a 2023 GMC Sierra 1500. The contact was notified of NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling); however, the part to do the recall repair was not yet available. The local dealer was made aware of the issue and confirmed that parts were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact had not experienced a failure. VIN tool confirms parts not available.

The contact owns a 2023 GMC Sierra 1500. The contact stated that upon starting the vehicle, there was an abnormal ticking sound coming from the engine. There was no warning light illuminated. The contact discovered that the VIN was included in NHTSA Campaign Number: 25V274000 (Engine, Engine and Engine Cooling); however, the part to do the recall repair was not yet available. The local dealer was made aware of the issue and confirmed that parts were not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The failure. mileage was approximately 100. VIN tool confirms parts not available.

Mileage: 100

The contact owns a 2023 GMC Sierra 1500. The contact stated while driving at various speeds, the vehicle experienced a loss of motive power. The contact shifted to neutral(N) and was able to restart the vehicle. Additionally, the contact stated that while driving 55 MPH and pulling an unloaded trailer, the vehicle suddenly stalled. A message advising the contact to shift to neutral(N) and to attempt to start the vehicle was displayed; however, the vehicle failed to restart as intended. The contact was still able to use the power brakes and the power steering, which allowed the contact to pull over in a safe area. The vehicle was towed to the dealer, where it was diagnosed that the presence of copper filings in the oil had caused the engine to run roughly. The dealer determined that the engine needed to be replaced; however, the part was not available. Additionally, the average waiting period for an engine was approximately 6 months. The vehicle was not repaired. The manufacturer was informed of the failure and a case was filed. The failure mileage was 33,000.

Mileage: 33,000

The contact owns a 2023 GMC Sierra 1500. The contact stated that while driving 70 MPH, the vehicle lost motive power. The check engine warning light illuminated after the failure had occurred. The vehicle was towed to the dealer, who determined that the engine had seized and needed to be replaced. The vehicle was not repaired. The contact related to the failure to NHTSA Action Number: PE25001 (Engine and Engine Cooling). The manufacturer was not made aware of the failure. The failure mileage was approximately 23,000.

Mileage: 23,000